{ "item_title" : "How Are Roads Built?", "item_author" : [" Andrew Crotts "], "item_description" : "Have you ever looked out the car window and wondered how the road beneath you was made?Roads are everywhere. They carry cars, trucks, buses, bicycles, and people across towns and entire countries. But building a road takes much more than simply pouring pavement on the ground How Are Roads Built? takes curious young readers behind the scenes to discover how an empty stretch of land becomes a strong, smooth road.Kids will discover how workers survey the land, clear the path, move enormous amounts of dirt, build strong underground layers, install drainage, lay asphalt, build bridges and culverts, paint road markings, and test the finished road for safety.Along the way, they'll meet the incredible machines that make it possible-from bulldozers and excavators to graders, dump trucks, rollers, and giant paving machines.With colorful illustrations and easy-to-understand explanations, this book turns an everyday road into an exciting journey through construction, engineering, and heavy machinery.Perfect for curious kids who love construction vehicles, big machines, engineering, roads, and discovering how things are built.Part of the How the World Works series-educational books that reveal the amazing people, machines, and systems behind the world we see every day.", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/9/79/817/584/9798175843577_b.jpg", "price_data" : { "retail_price" : "12.99", "online_price" : "12.99", "our_price" : "12.99", "club_price" : "12.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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